Drill bit



FIG. 1 is a top, front, left side perspective view of one embodiment of a drill bit showing our new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a rear view thereof;

FIG. 8 is an enlarged, sectioned portion highlighted in FIG. 1;

FIG. 9 is an enlarged, sectioned portion highlighted in FIG. 2;

FIG. 10 is a top view of the enlarged, sectioned portions of FIGS. 8 and 9;

FIG. 11 is a right side view of the enlarged, sectioned portions of FIGS. 8 and 9;

FIG. 12 is a bottom view of the enlarged, sectioned portions of FIGS. 8 and 9;

FIG. 13 is a front view of the enlarged, sectioned portions of FIGS. 8 and 9; and,

FIG. 14 is a rear view of the enlarged, sectioned portions of FIGS. 8 and 9.

The broken lines in the drawings depict portions of the drill bit that form no part of the claimed design. 

CLAIM The ornamental design for a drill bit, as shown and described. 